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  1. 1Inquiry
  2. 2Confirmation
  3. 3Sent

Notes on inquiries

  • You can send questions and opinions to MHIEC from this page. However, you cannot use this page if you do not have an e-mail address.
  • Inquiries sent on Saturdays, Sundays, or national holidays, or during Golden Week or year-end holidays, may be handled on the next or subsequent business days..
  • Depending on the inquiry, we may respond by letter, telephone or fax. We may also not respond to certain inquiries..
  • We may be unable to respond directly to customers living abroad..
  • We take responsibility for managing personal information, including your name and address, that you have entered on this inquiry form and will not use such information for purposes other than responding to your inquiry. For the basic policy of the Company on the handling of personal information, please refer to the Private Policy..
  • Please make sure to confirm that the domain name of this page is "" before entering the necessary information..

Please enter the necessary information below and click the Confirm button.

Nature of inquiries Sludge Treatment System
Name * Required

Company/School/Organization name
Division name/Major
Category of business
Country or Area * Required
Zip/Postal code
Address * Required
Telephone * Required
E-mail address * Required
* Required  @ 
Transferring inquiry to other company * Required

May we transfer your inquiry to our group company if we think it necessary to answer properly?

Subject * Required
Questions/Messages (maximum in 2000 characters)* Required